When Rison casts a spell, his Magic Power increases by 100% for 3 seconds, and his Magical Energy and Endurance increase by 50% for 5 seconds. Additionally, he gains a passive ability called Searing Aura, which increases damage taken by enemies within 10 yards by 5%. This effect stacks up to 5 times and lasts for 10 seconds. The skill has a cooldown of 30 seconds and a mana cost of 50.